$\vec{a}+\vec{a}=$

এই অধ্যায়ের আরও প্রশ্ন

• C-12-Q072
• C-12-Q073
• C-12-Q074The straight line drawn from the midpoint of one side of a triangle parallel to another side passes through
• C-12-Q075If the diagonals of a quadrilateral bisect each other, the quadrilateral must be a
• C-12-Q076In a trapezium with parallel sides of lengths and , the line joining the midpoints of the non-parallel sides i
• C-12-Q077In a trapezium with parallel sides of lengths and (), the line joining the midpoints of the diagonals is paral
• C-12-Q078If are non-zero non-parallel vectors and , which of the following is correct?
• C-12-Q079If , then Which of the above is true?
• C-12-Q080P and Q are the midpoints of AB and DC respectively, and . The position vectors of A, B, C, D are respectively
• C-12-Q081With the configuration in Q80,